220977624

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21563}}^1$

素因数の和:21640

約数の個数: 64

約数和(自身を含む): 641744640

約数和(自身を除く): 420767016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2562, 3416, 5124, 10248, 21563, 43126, 64689, 86252, 129378, 150941, 172504, 258756, 301882, 452823, 517512, 603764, 905646, 1207528, 1315343, 1811292, 2630686, 3622584, 3946029, 5261372, 7892058, 9207401, 10522744, 15784116, 18414802, 27622203, 31568232, 36829604, 55244406, 73659208, 110488812, 220977624]

約数ペア:

[(1, 220977624), (2, 110488812), (3, 73659208), (4, 55244406), (6, 36829604), (7, 31568232), (8, 27622203), (12, 18414802), (14, 15784116), (21, 10522744), (24, 9207401), (28, 7892058), (42, 5261372), (56, 3946029), (61, 3622584), (84, 2630686), (122, 1811292), (168, 1315343), (183, 1207528), (244, 905646), (366, 603764), (427, 517512), (488, 452823), (732, 301882), (854, 258756), (1281, 172504), (1464, 150941), (1708, 129378), (2562, 86252), (3416, 64689), (5124, 43126), (10248, 21563)]